
The intriguing but puzzling pattern of deficits sometimes associated with damage to the frontal lobes (Baddeley, 1986, p236). One of the earliest accounts of the effects of a frontal lobe lesion is Bigelow's (1850) [timeline] account of the brain-injured American railway labourer Phineas Gage. This
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http://www.encyclo.co.uk/local/20408

This follows frontal lobe damage or may be consequent upon a lesion such as a tumour of infarction. There is a lack judgement, a coarsening of personality, disinhibition, pressure of speech, lack of planning ability, and sometimes apathy. Perseveration and a return of the grasp reflex may occur.
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http://www.priory.com/gloss.htm
No exact match found.